ZIP code 42539: Liberty, KY
42539 is a ZIP code in Liberty, Kentucky, mainly in Casey County. About 9,249 people live here.
- Population
- 9,249
- Median household income
- $40,862
- Typical home value
- $162,200-1.3% in 12 months
- Median rent
- $674gross, per month
- Median age
- 42.9
- Homeowners
- 76.5%of occupied homes
Shaded: ZIP code 42539's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 42539 details
| City | Liberty |
|---|---|
| State | Kentucky |
| County | Casey County (also partly Adair County) |
| Metro area | Not in a metro or micro area |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 219.7 sq mi, plus 0.9 sq mi of water |
| Population density | 42 people per sq mi |
| Bachelor's degree or higher | 11.9% of adults 25+ |
| Average commute | 25.3 minutes |
| Center coordinates | 37.30908, -84.95098 |
Median rent in 42539 by bedrooms
| Size | Median gross rent |
|---|---|
| 1 bedroom | $563/mo |
| 2 bedrooms | $664/mo |
| 3 bedrooms | $724/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 42539
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 42541 | Middleburg, KY | 8.9 mi | 498 |
| 42566 | Yosemite, KY | 9.5 mi | 541 |
| 42528 | Dunnville, KY | 9.7 mi | 2,126 |
| 42516 | Bethelridge, KY | 10.9 mi | 540 |
| 40442 | Kings Mountain, KY | 11.7 mi | 781 |
| 40437 | Hustonville, KY | 11.8 mi | 4,488 |
| 42565 | Windsor, KY | 11.8 mi | 758 |
| 42753 | Knifley, KY | 12.5 mi | 657 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 42539?
A typical home in ZIP code 42539 is worth about $162,200 (Zillow Home Value Index). The median household here earns $40,862 a year. See what buying here would cost per month, with Kentucky average taxes and insurance filled in.
Monthly payment for a $162,200 homeWhat can a $40,862 income afford?Rental property numbers
About ZIP code 42539
What city is ZIP code 42539?
ZIP code 42539 is in Liberty, KY, in Casey County.
What county is ZIP code 42539 in?
42539 is mainly in Casey County, Kentucky, and partly in Adair County.
What is the population of ZIP code 42539?
About 9,249 people live in ZIP code 42539, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 42539 in?
42539 is in Eastern Time (UTC−5). It observes daylight saving time.